first batch of crawler depth 1 on wikipedia
generation of a list of popular tags
 some changes to crawl over google, maybe google scholar ...
 first batch of the Graph and tree structures
mean_path over the graph to detect best nodes
significant improvement scrawler ...
crawler google resulr and nltk tokens
 tag display and delete interface
first batch of relations should have a graph soon
 in the way of building a cool graph
prgress
Merge branch 'crawler'
merge complete